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Curcumin offers antioxidant protection to cryopreserved bovine semen
bulls Curcuma longa cryopreservation oxidative stress spermatozoa
2018/11/23
Evidence shows that oxidative stress associated with sperm cryopreservation may lead to a significant decrease of the structural integrity and functional activity of male gametes. Curcumin (CUR) has b...
Effect of insemination-related factors on pregnancy rate using sexed semen in Holstein heifers
Holstein sex-sorted semen estrus sperm quality intracornual insemination fertility
2016/12/20
The objectives were to determine the effects of insemination with sexed semen at spontaneous and induced estrus, fixed-time insemination at synchronized estrus, the deposition site, estrous intensity,...
Preservation effects of melatonin on the quality and fertility of native Fars rooster semen during liquid storage
chicken sperm antioxidant lipid peroxidation
2016/2/23
Liquid or frozen storage of poultry semen negatively affects the sperm motility and has crucial role in reducing fertility. Phospholipids in chicken sperm membrane are composed of high proportions of ...
Preservation effects of melatonin on the quality and fertility of native Fars rooster semen during liquid storage
chicken sperm antioxidant lipid peroxidation
2016/1/29
Liquid or frozen storage of poultry semen negatively affects the sperm motility and has crucial role in reducing fertility. Phospholipids in chicken sperm membrane are composed of high proportions of ...
Seminal Plasma Heparin Binding Proteins Improve Semen Quality by Reducing Oxidative Stress during Cryopreservation of Cattle Bull Semen
Seminal Plasma Heparin Binding Protein [HBP] Cryopreservation Function Tests Sperm Cattle Bulls
2016/11/10
Heparin binding proteins (HBPs) are produced by accessory glands. These are secreted into the seminal fluid, bind to the spermatozoa at the time of ejaculation, favour capacitation, acrosome reaction,...
There may be two new ways to fight AIDS -- using a heat shock protein or a small molecule – to attack fibrils in semen associated with the human immunodeficiency virus (HIV) during the initial phases ...
Effects of semen sexing kits (HeiferplusTM and BullplusTM) supplemented to frozen-thawed bull semen on pregnancy rates,foetal sex ratios and selected reproductive parameters in cows
Heiferplus Bullplus foetal sex pregnancy rate cow
2015/7/28
It has been claimed that artificial insemination (AI) of cows with frozen-thawed semen treated with commercially produced kits, HeiferplusTM (HP, in favour of female gender) and BullplusTM (BP, in fav...
Optimal inclusion level of butylated hydroxytoluene in semen extender improves the quality of post-thawed canine sperm
canine butylated hydroxytoluene
2015/6/23
The study was conducted to evaluate the potential cryoprotective effect of butylated hydroxytoluene
(BHT) through post-thaw evaluation of canine semen and its optimal inclusion level. Ejaculated can...
Relationships between seminal plasma composition and sperm quality parameters of the Salmo trutta macrostigma (Dumeril, 1858) semen: with emphasis on sperm motility
spermatological parameters spermatozoa seminal fluid Salmo trutta macrostigma
2015/6/9
The mineral and organic composition of seminal plasma, physical spermatological parameters and their physiological relationships were investigated in Salmo trutta macrostigma. The seminal plasma conta...
Effects in genetic evaluation for semen traits in Czech Large White and Czech Landrace boars
pig boar semen traits breeding value estimation
2015/6/8
Data on 75 567 ejaculates from 1 417 boars of the breeds Czech Large White and Czech Landrace collected in 23 AI centres between 2000 and 2007 were analyzed. Fixed effects were estimated from a four-t...
Sperm motility and monthly variations of semen characteristics in Perca fluviatilis (Teleostei: Percidae)
beat frequency semen volume sperm concentration osmolality sperm motility
2015/6/8
Dynamics of sperm motility (sperm velocity, percentage of motility and flagellar beat frequency) and monthly variations of semen characteristics (semen volume and osmolality and sperm concentration an...
Effects of long-term liquid commercial semen extender and storage time on the membrane quality of boar semen
boar semen long-term liquid extender storage time membrane integrity
2015/6/8
The objective of this study was to assess the sperm membrane integrity in extended boar semen during storage time using specific spectrum laboratory methods. Boar semen was diluted with the long-term ...
Semen characteristics of boars receiving control diet and control diet supplemented with L-carnitine
L-carnitine semen parameters boars
2015/6/8
The objective of this experiment was to test a hypothesis that L-carnitine supplemented diet would improve semen characteristics in 6 adult crossbred AI boars (Hampshire ?Pietrain). The control and th...
Evaluation of semen quality of endangered Caspian brown trout (Salmo trutta caspius) in different times of spermiation during the spawning season
sperm motility spermiation spawning season Caspian brown trout
2015/6/8
Sperm motility and sperm production as well as organic and inorganic components present in the seminal plasma were measured at different time periods of spermiation during the spawning season in order...
Quality of semen and histological analysis of testes in Eurasian perch Perca fluviatilis L. during a spawning period
perch gonads semen spawning time
2015/6/2
A qualitative assessment of the Eurasian perch Perca fluviatilis semen describing the basic parameters of seminal plasma was completed. The histological methods used in this study showed changes in pe...